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Rev | Author | Line No. | Line |
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422 | giacomo | 1 | /* |
2 | * Tieman Voyager braille display USB driver. |
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3 | * |
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4 | * Copyright 2001-2002 Stephane Dalton <sdalton@videotron.ca> |
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5 | * and Stéphane Doyon <s.doyon@videotron.ca> |
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6 | * Maintained by Stéphane Doyon <s.doyon@videotron.ca>. |
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7 | */ |
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8 | /* |
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9 | * This program is free software; you can redistribute it and/or modify |
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10 | * it under the terms of the GNU General Public License as published by |
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11 | * the Free Software Foundation; either version 2 of the License, or |
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12 | * (at your option) any later version. |
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13 | * |
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14 | * This program is distributed in the hope that it will be useful, |
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15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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17 | * GNU General Public License for more details. |
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18 | * |
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19 | * You should have received a copy of the GNU General Public License |
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20 | * along with this program; if not, write to the Free Software |
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21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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22 | */ |
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23 | |||
24 | #ifndef _LINUX_BRLVGER_H |
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25 | #define _LINUX_BRLVGER_H |
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26 | |||
27 | /* Ioctl request codes */ |
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28 | #define BRLVGER_GET_INFO 0 |
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29 | #define BRLVGER_DISPLAY_ON 2 |
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30 | #define BRLVGER_DISPLAY_OFF 3 |
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31 | #define BRLVGER_BUZZ 4 |
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32 | |||
33 | /* Base minor for the char devices */ |
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34 | #define BRLVGER_MINOR 128 |
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35 | |||
36 | /* Size of some fields */ |
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37 | #define BRLVGER_HWVER_SIZE 2 |
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38 | #define BRLVGER_FWVER_SIZE 200 /* arbitrary, a long string */ |
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39 | #define BRLVGER_SERIAL_BIN_SIZE 8 |
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40 | #define BRLVGER_SERIAL_SIZE ((2*BRLVGER_SERIAL_BIN_SIZE)+1) |
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41 | |||
42 | struct brlvger_info { |
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43 | __u8 driver_version[12]; |
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44 | __u8 driver_banner[200]; |
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45 | |||
46 | __u32 display_length; |
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47 | /* All other char[] fields are strings except this one. |
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48 | Hardware version: first byte is major, second byte is minor. */ |
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49 | __u8 hwver[BRLVGER_HWVER_SIZE]; |
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50 | __u8 fwver[BRLVGER_FWVER_SIZE]; |
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51 | __u8 serialnum[BRLVGER_SERIAL_SIZE]; |
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52 | }; |
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53 | |||
54 | #endif |